The Calendar hole will go live in approximately 38 hours. Why not try and solve it ahead of time?
12 Days of Christmas in Python in bytes. Achievements Cheevos Holes Languages Medals Miscellaneous All Holes 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table Billiards brainfuck Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Happy Numbers Happy Numbers (Long) Hexdump Hilbert Curve Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Minesweeper Morse Decoder Morse Encoder Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Partition Numbers Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Topological Sort Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang F# Factor Forth Fortran Gleam Go GolfScript Groovy Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig 05AB1E ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang F# Factor Forth Fortran Gleam Go GolfScript Groovy Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig Experimental Language 05AB1E ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Hole All 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table Billiards brainfuck Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Happy Numbers Happy Numbers (Long) Hexdump Hilbert Curve Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Minesweeper Morse Decoder Morse Encoder Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Partition Numbers Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Topological Sort Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 717th sbyrne51 776 535 9ms 1 Oct 2022 717th ridingqwerty 🇺🇸 776 535 12ms 20 Aug 2023 723rd louisbosqui 774 536 10ms 28 Dec 2020 723rd riviere-lucas 774 536 10ms 28 Dec 2020 723rd Magii27 774 536 9ms 3 Dec 2021 723rd nullie 774 536 9ms 6 Jun 2022 723rd pizie11 774 536 9ms 25 Jun 2023 723rd totosuki 774 536 10ms 15 Apr 2024 723rd felicksLindgren 774 536 9ms 13 Sep 2024 730th jotslo 🇬🇧 773 537 9ms 10 Jul 2019 730th minecire 773 537 9ms 20 Nov 2019 730th Niitrogen 773 537 9ms 18 Jan 2020 730th ianpoe 773 537 9ms 14 Mar 2020 730th pseudonam-gc 773 537 9ms 26 Oct 2022 730th DeaDvey 773 537 9ms 7 Jul 2023 730th suzhaoqi 773 537 9ms 21 Aug 2024 737th Querinus 771 538 10ms 29 Nov 2022 737th luca1339 771 538 10ms 30 Mar 2024 737th UwUcifer 771 538 9ms 23 Jul 2025 740th quasar098 770 539 9ms 16 Mar 2022 740th ShiniGangrade 770 539 9ms 13 Jul 2022 740th eshilo-draper 770 539 9ms 11 Oct 2022 740th emmertgergo 770 539 9ms 12 May 2023 740th mbbu3 770 539 10ms 19 Dec 2023 740th GarryYwl 770 539 9ms 21 Jul 2024 740th Ythaenagor 770 539 10ms 5 Aug 2024 740th agreegious 770 539 9ms 17 Mar 2025 740th idaflux 770 539 9ms 4 Jul 2025 740th wobblybits 770 539 14ms 14 Aug 2025 750th LukasFolwarczny 🇨🇿 769 540 9ms 17 Sep 2022 750th FK76exe 769 540 9ms 8 Oct 2022 750th casmint 769 540 10ms 16 Nov 2022 750th sgaltair 769 540 10ms 22 Feb 2023 750th jj4th 769 540 9ms 22 May 2023 750th eli-siegel 769 540 9ms 27 Jun 2023 750th Trusly 769 540 9ms 27 Feb 2024 757th connorwagner 767 541 9ms 26 Jun 2018 757th breakingtherabbit 767 541 12ms 14 Jun 2022 757th andre-lameirinhas 🇵🇹 767 541 16ms 12 Oct 2022 757th theonetruenerd 767 541 9ms 27 Aug 2024 757th Naitzirch 🇳🇱 767 541 9ms 3 Jul 2025 762nd jhu04 766 542 10ms 6 Jul 2022 762nd JasonRaubenheimer 766 542 9ms 25 Nov 2023 762nd smothest 766 542 10ms 29 Dec 2023 762nd ComputerKWasTaken 🇺🇸 766 542 9ms 31 May 2024 762nd MiLk 766 542 9ms 19 Feb 2025 767th derekthatcher 764 543 10ms 24 Sep 2020 767th goolygong 764 543 9ms 20 Nov 2020 767th shinylego 764 543 9ms 19 Oct 2022 767th EthanGrant1 764 543 10ms 29 Dec 2022 767th tlucanti 🇷🇺 764 543 9ms 8 Jan 2024 767th jasonho2582001 764 543 9ms 28 Jun 2024 773rd KiwiKoder0123 763 544 9ms 4 Jul 2019 773rd Guptacos 763 544 9ms 2 Aug 2020 773rd Pargolo 763 544 9ms 7 Oct 2021 773rd humz2k 763 544 9ms 5 Jul 2022 773rd AharonSambol 763 544 16ms 18 Aug 2023 773rd AthiraPillai123 763 544 9ms 4 Jan 2024 779th dzshn 761 545 9ms 25 Nov 2020 779th jellybro99 761 545 9ms 15 Oct 2021 779th StoverGitHub 761 545 9ms 16 Jun 2022 779th Bananapants22 761 545 9ms 15 Aug 2022 779th bedwards 761 545 9ms 13 Jan 2025 784th llysnafedd 760 546 9ms 28 Aug 2020 784th alexstarosta 760 546 9ms 27 Jun 2024 784th kyleyarwood 760 546 9ms 4 Oct 2024 784th jwfiredragon 760 546 10ms 15 May 2025 788th smf0x10 759 547 10ms 3 Oct 2021 788th Eilonlif 🇮🇱 759 547 10ms 25 Dec 2022 788th b20fuji 759 547 10ms 18 Oct 2023 788th Amy-Checcllo 759 547 10ms 22 Sep 2024 788th GeorgeStatho 759 547 10ms 5 Aug 2025 793rd DylanScottCarroll 757 548 10ms 8 Nov 2021 793rd RubiksImplosion 757 548 13ms 4 Dec 2022 793rd felixcroc 757 548 9ms 1 Apr 2023 793rd epic-programmer-guy 757 548 9ms 29 Dec 2023 793rd MassimoParisi 757 548 16ms 24 Sep 2024 793rd Shotokhan 757 548 9ms 15 Sep 2025 793rd Evytag 🇫🇷 757 548 10ms 9 Oct 2025 800th afyber 756 549 10ms 26 Jun 2019 First Prev 721–800 of 1,134 Next Last
